对于一个班级项目，我的小组制作了一个在 C 代码上运行的贪吃蛇游戏，但它使用了非标准的库。除了我正在使用的 Code::Blocks 之外，还有什么方法可以让游戏在更多平台上运行吗？
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <conio.h>
#include <ctype.h>
void setup(); //Initialized all the functions
void draw();
void input();
void updateGame();
void logic();
void clearScreen();
void gotoxy(int x, int y);
void newHighscore();
int gameover = 0; //Initialized all the variables
int x, y;
int fruitx, fruity;
int score;
int height, width;
char mode[10];
int snakeLength = 1;
int* snakeBody;
int dx = 0;
int dy = 0;
int highScore;
void setup() { // Setup Function used to get Map Size and snake head location
printf("Enter Map Size (Small, Medium, Large): ");
scanf("%s", mode);
for (int i = 0; i < 10; i++){
mode[i] = tolower(mode[i]); //tolower makes all the inputs scanned into lower case so any input, "LARGE", or "large" will work
}
if (strcmp(mode, "small") == 0) {
height = 10;
width = 20;
} else if (strcmp(mode, "medium") == 0) {
height = 20;
width = 40;
} else if (strcmp(mode, "large") == 0) {
height = 30;
width = 60;
}
x = height / 2;
y = width / 2;
score = 0;
snakeBody = malloc(sizeof(int) * 2 * (height * width)); //creates dynamic array to hold the x and y coordinates of
snakeBody[0] = x; //the x and y of the snake body ex: [segment 1: 1, segment 1: 1, segment 2: 1, segment 2: 2]
snakeBody[1] = y; // x, y, x, y
srand(time(NULL));
do {
fruitx = rand() % (height - 2) + 1; //do while loop that gets a random
fruity = rand() % (width - 2) + 1; //x and y coordinates for a fruit
} while (fruitx == x || fruity == y); //if the x and y equals the snake head then it tries again
}
void draw() { //Draw function to draw all the borders, snake parts, fruits, and empty space
gotoxy(1, 1); //sends cursor to the coordinates 1,1
printf("\033[?25l"); // ASCII to hide the cursor so when its printing the game it is not flashing across the screen
for (int i = 0; i < height; i++) {
for (int j = 0; j < width; j++) {
if (i == 0 || i == height - 1 || j == 0 || j == width - 1){
printf("#");
} else if (i == fruitx && j == fruity) {
printf("b"); //For loop that draws different aspects determined by different conditions
} else if (i == x && j == y) {
printf("O");
} else {
int isBody = 0;
for (int k = 1; k < snakeLength; k++) {
if (i == snakeBody[2 * k] && j == snakeBody[2 * k + 1]) {
printf("0");
isBody = 1;
break;
}
}
if (!isBody) {
printf(" ");
}
}
}
printf("\n");
}
if (strcmp(mode, "small") == 0) { //separate print statements for each map size to
printf("Score: %d Press X to Quit\n", score); //make appearance of score and quit statment fit cleanly
}
if (strcmp(mode, "medium") == 0) {
printf("Score: %d Press X to Quit\n", score);
}
if (strcmp(mode, "large") == 0) {
printf("Score: %d Press X to Quit\n", score);
}
fflush(stdout); //removes buffer so it immediately shows the printing
}
void input() { //Input Function to get keyboard hits
if (kbhit()) {
switch (getch()) {
case 'w': //When "w" is clicked it sets x coordinate to go -1
if (dx != 1) { //if statement so only when your not going down
dx = -1; //are you allowed to go up
dy = 0; //applies to all directions where you cannot go opposite the direction currently going
}
break;
case 's': //When "s" is clicked it sets x coordinate to go +1
if (dx != -1) {
dx = 1;
dy = 0;
}
break;
case 'a': //When "a" is clicked it sets y coordinate to go -1
if (dy != 1) {
dx = 0;
dy = -1;
}
break;
case 'd': //When "d" is clicked it sets y coordinate to go +1
if (dy != -1) {
dx = 0;
dy = 1;
}
break;
case 'x': //When "x" is clicked it sets game over to 1 and ends the game
gameover = 1;
break;
}
}
}
void updateGame() { //Update Game Function
input(); //Calls input function to update direction
// Move the head
x += dx;
y += dy;
// Continuously make body segments take the place of the earlier body part. This makes the snake look like it is following the snake head
for (int k = snakeLength - 1; k > 0; k--) {
snakeBody[2 * k] = snakeBody[2 * (k - 1)];
snakeBody[2 * k + 1] = snakeBody[2 * (k - 1) + 1];
}
// Update the position of the first body segment
snakeBody[0] = x;
snakeBody[1] = y;
}
int FruitBody (int fruitx, int fruity) { //Function so the fruit does not spawn in a body segment
for (int k = 0; k < snakeLength; k++) {
if (fruitx == snakeBody[2 * k] && fruity == snakeBody[2 * k + 1]) {
return 1;
}
}
return 0;
}
void logic() {
if (x == 0 || x == height - 1 || y == 0 || y == width - 1) {
gameover = 1; // Snake hits the wall
return;
}
for (int k = 1; k < snakeLength; k++){
if (x == snakeBody[2 * k] && y == snakeBody[2 * k + 1]) {
gameover = 1; // Snake hits its own body
return;
}
}
if (x == fruitx && y == fruity) {
score++; //When the snake eats a fruit it increases body and score
snakeLength++;
do { //Fruit spawn that happens when fruit is eaten, includes the function FruitBody so it does not spawn in snake body
fruitx = rand() % (height - 2) + 1;
fruity = rand() % (width - 2) + 1;
} while (fruitx == x || fruity == y || FruitBody(fruitx, fruity));
}
}
void clearScreen() {
system("cls"); //Used to clear the screen after setup
}
void gotoxy(int x, int y) {
printf("\033[%d;%dH", x, y); //goto function for moving cursor to the x and y coordinates. (ASCII for cursor)
}
void newHighscore () { // High Score File to store the information on the high score as well as read and write a new score if it is higher than previous
FILE * highscore = fopen ("highscore.txt", "r");
fscanf(highscore, "%d", &highScore);
fclose(highscore);
if (score > highScore) {
highscore = fopen ("highscore.txt", "w");
fprintf (highscore, "%d", score);
fclose(highscore);
highscore = fopen ("highscore.txt", "r");
fscanf(highscore, "%d", &highScore);
}
fclose(highscore);
}
int main() { //Main used to call all the functions
char playAgain; //character for playing again
do {
setup(); //do while loop so it loops the game if play again is chosen
clearScreen();
while (!gameover) { //while loop that runs as long as game over is not equal to 1
draw(); //First run draw function
logic(); //Then check logic
updateGame(); //Then update game accordingly
usleep(100000); // Used to slow down the process so it is playable
}
newHighscore(); //Calls newHighscore function to check if there is a new high score
printf("\033[?25h"); //Reveals cursor so you can see where you are writing to
clearScreen(); //Clears screen of Game
printf("Game Over! Final Score: %d High Score: %d\n", score, highScore);
printf(" Play Again? (y/n) "); //Prints the GAMEOVER statement and asks if you want to play again
scanf(" %c", &playAgain);
playAgain = tolower(playAgain); //tolower makes all the inputs scanned into lower case so any input, "Y", or "y" will work
clearScreen(); //Clears the print statements
gameover = 0; //Resets all the variables that were changed in previous game
snakeLength = 1;
dx = 0;
dy = 0;
} while (playAgain == 'y'); //Do while loop so if they want to play again it goes through the whole game main function
free(snakeBody); //If they do not want to play the game anymore then it frees the snakebody memory
return 0;
}
这是到目前为止的代码。
我是编码新手，所以我不确定我到底应该更改什么以使其更易于访问。我喜欢现在的一些代码，比如 kbhit 和获取方向输入，但 conio.h 不是标准的，不能在 unix 系统上工作